Introduction
This lesson plan is designed for 10th grade students in geometry.
Task
Your boss Mr. Brown has ordered 42 triangular pieces to build a beach house for you and your fellow employees to use during Spring Break. Mr. Brown's not that good at math and needs one of his employees to prove that there are two pairs of each special triangle by congruence (SSS, SAS, ASA, AAS, AAA and SSA). He says if you and a fellow employee of yours can prove the triangular parts of his beach house congruent. He will give you a raise and a beach house of your own!!! BUT you only have a week to build it or he'll hire different employees! No beach house and no raise for you :( !! SO GET GOING AND BUILD THAT BEACH HOUSE!!!!
(THE TRIANGULAR PARTS WILL BE GIVEN TO YOU BY YOUR INSTRUCTOR - SHOULD BE 21 PAIRS OF TRIANGULAR PIECES)